/*把所有標簽的内外邊距清零*/
* {
    margin: 0;
    padding: 0;
    /*CSS3盒子模型*/
    box-sizing: border-box;
}

/*em 和 i 斜体的文字不倾斜*/
em,
i {
    font-style: normal
}

/*li 去掉前面小圆点*/
li {
    list-style: none
}

img {
    /*border 0 照顾低版本浏览器:如果图片外面包含了链接,会有边框的问题*/
    border: 0;
    /*解决图片底侧有空白缝隙的问题*/
    vertical-align: middle
}

button {
    /*当鼠标经过button按钮 就变成小手*/
    cursor: pointer
}

a {
    color: #666;
    text-decoration: none
}

a:hover {
    color: #c81623
}

button,
input {
    font-family: Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif;
    /*\5B8B\4F53:Unicode编码字体-宋体*/
    border: 0;
    outline: none;
}

body {
    /*抗锯齿性-让文字放大也会显示的更加清晰   C3内容*/
    -webkit-font-smoothing: antialiased;
    background-color: #fff;
    font: 12px/1.5 Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif;
    /*字体12px,1.5倍行高*/
    color: #666
}

.hide,
.none {
    display: none
}

/*清除浮动*/
.clearfix:after {
    visibility: hidden;
    clear: both;
    display: block;
    content: ".";
    height: 0
}

.clearfix {
    *zoom: 1
}